n.选择，大批物品中剔出劣质货；v.挑选，剔除( cull的现在分词 )； 英英释义： cull[ 'kʌliŋ ]n.the person or thing that is rejected or set aside as inferior in quality同义词：rejectv.remove something that has been rejected"cull the sick members of the herd"look for and gather同义词：pickpluck